| AS4730 | OUXNET | Osaka University 5-1 Mihogaoka, Ibaraki city, Os.. | Apnic |
| AS24261 | MARINE | National University Corporation, Mie University .. | Apnic |
| AS131158 | NAIST-AS | Nara Institute of Science and Technology, Nation.. | Jpnic |
| AS17944 | JWA | Japan Weather Association | Jpnic |
| AS17932 | FRONTNET | Japan Advanced Institute of Science and Technolo.. | Apnic |
| AS9367 | TITECH | Tokyo Institute of Technology | Radb |
| AS17523 | AGUNET | Aoyama Gakuin University 4-4-25 Shibuya, Shibuya.. | Apnic |
| AS2508 | KITE | Kyushu University 6-10-1 Hakozaki, Higashi-ku, F.. | Apnic |
| AS17956 | WASEDA-NET | WASEDA University 1-104 TOTSUKAMACHI SHINJYUKU-K.. | Apnic |
| AS17960 | RAINS | University of the Ryukyus Sembaru 1, Nishihara-c.. | Apnic |
| AS23807 | RITSUMEI-NET | Ritsumeikan University 56-1 Tojiin-kitamachi, ki.. | Apnic |